Table 1.
Sociodemographic and psychological characteristics of the study participants (N=4,389)
| Variables | Min/Max | Mean±SD, N (%) | Univariate analyses* |
|||
|---|---|---|---|---|---|---|
| Mean±SD, N (%) |
Statistics |
|||||
| Total | No-SI group | SI group | z/χ2 | p | ||
| Age (years) | 18/63 | 39.6±10.2 | 40.3±10.3 | 37.0±9.4 | -8.641 | <0.001 |
| Job duration (years) | 0/42 | 13.0±10.4 | 13.7±10.5 | 10.5±9.5 | -8.216 | <0.001 |
| KOSS-SF | 1.2/92.9 | 43.3±12.2 | 41.7±11.7 | 49.5±12.3 | -16.435 | <0.001 |
| CES-D | 0.0/58.0 | 10.2±9.6 | 8.3±8.1 | 17.6±11.6 | -23.805 | <0.001 |
| BAI | 0.0/63.0 | 7.2±8.2 | 5.7± 6.8 | 13.4±10.4 | -23.332 | <0.001 |
| K-CD-RISC | 0.0/100.0 | 63.6±16.0 | 65.9±15.3 | 54.6±15.8 | -18.404 | <0.001 |
| Gender (female) | 1957 (44.6) | 1449 (41.3) | 508 (57.7) | 76.127 | <0.001 | |
| Educational level | ||||||
| Below high school | 516 (11.8) | 399 (11.4) | 117 (13.3) | 26.197 | <0.001 | |
| College degree | 1019 (23.2) | 810 (23.1) | 209 (23.7) | |||
| University degree | 2330 (53.1) | 1837 (52.4) | 493 (56.0) | |||
| Master’s degree | 475 (10.8) | 419 (11.9) | 56 (6.4) | |||
| Doctorate degree | 49 (1.1) | 43 (1.2) | 6 (0.7) | |||
| Educational level (high)† | 524 (11.9) | 462 (13.2) | 62 (7.0) | 25.188 | <0.001 | |
| Marital status | ||||||
| Never married | 1482 (33.8) | 1070 (30.5) | 412 (46.8) | 116.799 | <0.001 | |
| Married | 2810 (64.0) | 2379 (67.8) | 431 (48.9) | |||
| Separated | 13 (0.3) | 8 (0.2) | 5 (0.6) | |||
| Divorced | 72 (1.6) | 43 (1.2) | 29 (3.3) | |||
| Widowed | 12 (0.3) | 8 (0.2) | 4 (0.5) | |||
| Marital status (single)‡ | 1579 (36.0) | 1129 (32.2) | 450 (51.1) | 109.143 | <0.001 | |
| Job grade | ||||||
| Executive team | 165 (3.8) | 143 (4.1) | 22 (2.5) | 99.005 | <0.001 | |
| General manager | 436 (9.9) | 402 (11.5) | 34 (3.9) | |||
| Deputy general manager | 403 (9.2) | 346 (9.9) | 57 (6.5) | |||
| Manager | 557 (12.7) | 474 (13.5) | 83 (9.4) | |||
| Assistant manager | 613 (14.0) | 484 (13.8) | 129 (14.6) | |||
| Staff | 2215 (50.4) | 1659 (47.3) | 556 (63.1) | |||
| Job grade (high)§ | 1561 (35.6) | 1365 (38.9) | 196 (22.2) | 85.321 | <0.001 | |
| Suicidal ideation (yes) | - | 881 (20.1) | ||||
| Suicide plan (yes) | - | 251 (5.7) | ||||
| Suicide attempts (yes) | - | 66 (1.5) | ||||
univariate analyses (Mann-Whitney-U tests for continuous variables and chi-square tests for categorical variables) were conducted with suicidal ideation as the dependent variable,
educational level (high) includes master’s and doctorate degrees,
marital status (single) includes never married, separated, divorced, and widowed,
job grade (high) includes executive team members, general managers, deputy general managers, and managers.
SD: standard deviation, No-SI group: participants without suicidal ideation, SI group: participants with suicidal ideation, KOSS-SF: Korean Occupational Stress Scale-Short Form, CES-D: Center for Epidemiologic Studies Depression scale, BAI: Beck Anxiety Inventory, K-CD-RISC: Korean version of the Connor-Davidson Resilience Scale